View all text of Subpart 111.55 [§ 111.55-1 - § 111.55-3]
§ 111.55-1 - General.
(a) Each switch must meet Article 404 of NFPA 70 (incorporated by reference; see Ҥ 110.10-1 of this subchapter).
(b) Each switch that is in the weather must be in a watertight enclosure and be externally operable.